@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=VT323&display=swap');

:root {
  --bg: #14102b;
  --panel: #1f1840;
  --neon-pink: #ff2ea6;
  --neon-cyan: #2ee6ff;
  --neon-yellow: #ffe135;
  --text: #f0eaff;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'VT323', monospace;
  font-size: 20px;
  margin: 0;
  padding: 0;
  background-image:
    linear-gradient(rgba(46, 230, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 230, 255, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
}

header {
  padding: 24px;
  text-align: center;
  border-bottom: 3px solid var(--neon-pink);
}

header h1 {
  font-family: 'Press Start 2P', monospace;
  font-size: 28px;
  color: var(--neon-yellow);
  text-shadow: 3px 3px 0 var(--neon-pink);
  margin: 0;
}

header p {
  color: var(--neon-cyan);
  font-size: 18px;
}

nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px;
}

nav a, .btn {
  font-family: 'Press Start 2P', monospace;
  font-size: 11px;
  color: var(--bg);
  background: var(--neon-cyan);
  padding: 10px 14px;
  text-decoration: none;
  border-radius: 4px;
  border: 2px solid var(--neon-cyan);
  transition: 0.15s;
}

nav a.active, nav a:hover, .btn:hover {
  background: var(--neon-pink);
  border-color: var(--neon-pink);
  color: var(--text);
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: var(--panel);
  border: 2px solid var(--neon-cyan);
  border-radius: 6px;
  padding: 16px;
}

.card h3 {
  color: var(--neon-yellow);
  margin-top: 0;
}

.price {
  font-family: 'Press Start 2P', monospace;
  color: var(--neon-pink);
  font-size: 16px;
}

.condition {
  display: inline-block;
  background: var(--neon-yellow);
  color: var(--bg);
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 16px;
}

form label {
  display: block;
  margin-top: 14px;
  color: var(--neon-cyan);
}

form input, form select, form textarea {
  width: 100%;
  padding: 8px;
  font-family: 'VT323', monospace;
  font-size: 18px;
  background: var(--panel);
  color: var(--text);
  border: 2px solid var(--neon-cyan);
  border-radius: 4px;
}

footer {
  text-align: center;
  padding: 20px;
  color: var(--neon-cyan);
  font-size: 14px;
  border-top: 2px solid var(--neon-pink);
}